From d8a06f6e478323b2fa8573f6f885c0b16d403642 Mon Sep 17 00:00:00 2001
From: Michael Vogt <egon@debian-devbox>
Date: Wed, 17 Oct 2012 10:29:52 +0200
Subject: * lp:~mvo/apt/config-clear:   - support Configuration.Clear() for a
 clear of the entire     configuration Conflicts: 	debian/changelog

---
 apt-pkg/contrib/configuration.cc | 12 ++++++++++++
 apt-pkg/contrib/configuration.h  |  1 +
 2 files changed, 13 insertions(+)

(limited to 'apt-pkg')

diff --git a/apt-pkg/contrib/configuration.cc b/apt-pkg/contrib/configuration.cc
index 376617401..4ef4663c0 100644
--- a/apt-pkg/contrib/configuration.cc
+++ b/apt-pkg/contrib/configuration.cc
@@ -420,6 +420,18 @@ void Configuration::Clear(string const &Name, string const &Value)
       }
    }
      
+}
+									/*}}}*/
+// Configuration::Clear - Clear everything				/*{{{*/
+// ---------------------------------------------------------------------
+void Configuration::Clear()
+{
+   const Configuration::Item *Top = Tree(0);
+   while( Top != 0 )
+   {
+      Clear(Top->FullTag());
+      Top = Top->Next;
+   }
 }
 									/*}}}*/
 // Configuration::Clear - Clear an entire tree				/*{{{*/
diff --git a/apt-pkg/contrib/configuration.h b/apt-pkg/contrib/configuration.h
index ea94c2fe6..8e09ea0a6 100644
--- a/apt-pkg/contrib/configuration.h
+++ b/apt-pkg/contrib/configuration.h
@@ -94,6 +94,7 @@ class Configuration
 
    // clear a whole tree
    void Clear(const std::string &Name);
+   void Clear();
 
    // remove a certain value from a list (e.g. the list of "APT::Keep-Fds")
    void Clear(std::string const &List, std::string const &Value);
-- 
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